All transparent oil into the U disk is a combination product of transparent USB and USB into the oil , its shell is completely transparent, you can see any of the components inside.

Full transparency in oil USB Flash Drive

All transparent oil into the U disk is a combination product of transparent USB and USB into the oil , its shell is completely transparent, you can see any of the components inside, USB implanted into the oil process a lot of floating material as decoration, just and transparent shell can be clearly seen floating these plants, animal, vehicle shape, so that the whole USB Flash Drive is very vivid.